Home / 130,318.16-195,535.56-74,914.16

Finding the Fourth Proportional to 130,318.16, 195,535.56 and 74,914.16

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Solution

The fourth proportional to 130,318.16, 195,535.56 and 74,914.16 is: 112,404.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,318.16 : 195,535.56 = 74,914.16 : x
  2. Step 2: Convert to fraction form
    130,318.16/195,535.56 = 74,914.16/x
  3. Step 3: Cross multiply
    130,318.16x = 195,535.56 × 74,914.16
  4. Step 4: Simplify right side
    130,318.16x = 14,648,382,227.53
  5. Step 5: Solve for x
    x = 14,648,382,227.53/130,318.16
  6. Step 6: Final answer
    x = 112,404.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.